| S.No. | Checkpoint | IS Requirement | Status |
|---|---|---|---|
| A. PRE-GROUTING INSPECTION | |||
| A1 | Tile laying curing period (minimum 24-48 hrs after laying) Acceptance: Minimum 48 hrs elapsed since tile laying, adhesive fully set | Cl. 8 — Adhesive must fully cure before grouting | OK NC NA HOLD |
| A2 | Joint cleanliness verification (adhesive squeezed out removed) Acceptance: Joints free of adhesive, debris, dust; depth ≥2/3 of joint width | Cl. 8.1 — Clean joints required for grout filling | OK NC NA HOLD |
| A3 | Tile surface cleanliness (dust and residue removed) Acceptance: No loose adhesive, dust, or contamination on tile surface | Cl. 9 — Clean surface for grouting | OK NC NA HOLD |
| A4 | Moisture content of tiles and joints (for epoxy grout) Acceptance: Tiles surface-dry, no free moisture visible in joints | Cl. 9.1 — Moisture control for epoxy and urethane grouts | OK NC NA HOLD |
| A5 | Grout material quality and batch verification Acceptance: Certificate from supplier, correct batch, expiry date verified | Cl. 9.2 — Grout quality certification | OK NC NA HOLD |
| B. GROUT PREPARATION & APPLICATION | |||
| B1 | Grout mix design and batch preparation (correct water/grout ratio) Acceptance: Mix ratio as per manufacturer, consistency peanut butter-like | Cl. 10 — Proper grout consistency for application | OK NC NA HOLD |
| B2 | Mixing time and equipment (mechanical or manual mixing) Acceptance: Mixed for 3-5 minutes, uniform color and consistency | Cl. 10.1 — Uniform grout distribution | OK NC NA HOLD |
| B3 | Grout pot life and freshness (use within recommended pot life) Acceptance: Grout used within 1-2 hrs of mixing (or per manufacturer data) | Cl. 10.2 — Apply grout within workable time | OK NC NA HOLD |
| B4 | Grout application method (squeegee or grout float at 45° angle) Acceptance: Applied diagonally at 45°, joints fully packed without voids | Cl. 11 — Proper grout filling technique | OK NC NA HOLD |
| B5 | Grout joint filling completeness (no voids or air pockets) Acceptance: Joints fully filled, no visible voids or air pockets, grout level uniform | Cl. 11.1 — Complete joint filling for integrity | OK NC NA HOLD |
| B6 | Excess grout removal timing and method (within 24-48 hrs) Acceptance: Excess removed after grout sets (24-48 hrs), joints cleaned flush | Cl. 12 — Neat joint appearance and finish | OK NC NA HOLD |
| C. GROUT CURING & FINISHING | |||
| C1 | Initial curing period (24-48 hrs protection from traffic) Acceptance: Area restricted from traffic for 24-48 hrs minimum | Cl. 13 — Allow grout to set before disturbance | OK NC NA HOLD |
| C2 | Moisture retention during curing (if specified, keep joints moist) Acceptance: Grout kept moist for 7 days (light sprinkling), not saturated | Cl. 13.1 — Moisture curing for cement-based grouts | OK NC NA HOLD |
| C3 | Final cleaning of tile surface (after grout curing) Acceptance: Tiles cleaned of haze and grout residue, no staining visible | Cl. 14 — Remove grout residue from tile surface | OK NC NA HOLD |
| C4 | Joint appearance and quality check (color, finish, uniformity) Acceptance: Joints uniform in color/finish, level with tile surface, no cracks | Cl. 15 — Uniform joint finish meeting aesthetic standards | OK NC NA HOLD |
| C5 | Weather protection during curing (no rain, temp control) Acceptance: Temperature 15-35°C during curing, protected from rain/direct sun | Cl. 16 — Environmental conditions for proper grout hydration | OK NC NA HOLD |